1980475728

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{6959}}^1$

素因数の和:7006

約数の個数: 180

約数和(自身を含む): 6542706240

約数和(自身を除く): 4562230512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 121, 132, 147, 154, 168, 176, 196, 231, 242, 264, 294, 308, 336, 363, 392, 462, 484, 528, 539, 588, 616, 726, 784, 847, 924, 968, 1078, 1176, 1232, 1452, 1617, 1694, 1848, 1936, 2156, 2352, 2541, 2904, 3234, 3388, 3696, 4312, 5082, 5808, 5929, 6468, 6776, 6959, 8624, 10164, 11858, 12936, 13552, 13918, 17787, 20328, 20877, 23716, 25872, 27836, 35574, 40656, 41754, 47432, 48713, 55672, 71148, 76549, 83508, 94864, 97426, 111344, 142296, 146139, 153098, 167016, 194852, 229647, 284592, 292278, 306196, 334032, 340991, 389704, 459294, 535843, 584556, 612392, 681982, 779408, 842039, 918588, 1022973, 1071686, 1169112, 1224784, 1363964, 1607529, 1684078, 1837176, 2045946, 2143372, 2338224, 2526117, 2727928, 3215058, 3368156, 3674352, 3750901, 4091892, 4286744, 5052234, 5455856, 5894273, 6430116, 6736312, 7501802, 8183784, 8573488, 10104468, 11252703, 11788546, 12860232, 13472624, 15003604, 16367568, 17682819, 20208936, 22505406, 23577092, 25720464, 30007208, 35365638, 40417872, 41259911, 45010812, 47154184, 60014416, 70731276, 82519822, 90021624, 94308368, 123779733, 141462552, 165039644, 180043248, 247559466, 282925104, 330079288, 495118932, 660158576, 990237864, 1980475728]

約数ペア:

[(1, 1980475728), (2, 990237864), (3, 660158576), (4, 495118932), (6, 330079288), (7, 282925104), (8, 247559466), (11, 180043248), (12, 165039644), (14, 141462552), (16, 123779733), (21, 94308368), (22, 90021624), (24, 82519822), (28, 70731276), (33, 60014416), (42, 47154184), (44, 45010812), (48, 41259911), (49, 40417872), (56, 35365638), (66, 30007208), (77, 25720464), (84, 23577092), (88, 22505406), (98, 20208936), (112, 17682819), (121, 16367568), (132, 15003604), (147, 13472624), (154, 12860232), (168, 11788546), (176, 11252703), (196, 10104468), (231, 8573488), (242, 8183784), (264, 7501802), (294, 6736312), (308, 6430116), (336, 5894273), (363, 5455856), (392, 5052234), (462, 4286744), (484, 4091892), (528, 3750901), (539, 3674352), (588, 3368156), (616, 3215058), (726, 2727928), (784, 2526117), (847, 2338224), (924, 2143372), (968, 2045946), (1078, 1837176), (1176, 1684078), (1232, 1607529), (1452, 1363964), (1617, 1224784), (1694, 1169112), (1848, 1071686), (1936, 1022973), (2156, 918588), (2352, 842039), (2541, 779408), (2904, 681982), (3234, 612392), (3388, 584556), (3696, 535843), (4312, 459294), (5082, 389704), (5808, 340991), (5929, 334032), (6468, 306196), (6776, 292278), (6959, 284592), (8624, 229647), (10164, 194852), (11858, 167016), (12936, 153098), (13552, 146139), (13918, 142296), (17787, 111344), (20328, 97426), (20877, 94864), (23716, 83508), (25872, 76549), (27836, 71148), (35574, 55672), (40656, 48713), (41754, 47432)]